diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c | 73 |
1 files changed, 41 insertions, 32 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c index addedcfd1238..479f3683c0b7 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dccg.c @@ -325,6 +325,43 @@ static void dccg35_set_dpstreamclk( } } +static void dccg35_set_physymclk_root_clock_gating( + struct dccg *dccg, + int phy_inst, + bool enable) +{ + struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg); + + if (!dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) + return; + + switch (phy_inst) { + case 0: + REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, + PHYASYMCLK_ROOT_GATE_DISABLE, enable ? 1 : 0); + break; + case 1: + REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, + PHYBSYMCLK_ROOT_GATE_DISABLE, enable ? 1 : 0); + break; + case 2: + REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, + PHYCSYMCLK_ROOT_GATE_DISABLE, enable ? 1 : 0); + break; + case 3: + REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, + PHYDSYMCLK_ROOT_GATE_DISABLE, enable ? 1 : 0); + break; + case 4: + REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, + PHYESYMCLK_ROOT_GATE_DISABLE, enable ? 1 : 0); + break; + default: + BREAK_TO_DEBUGGER(); + return; + } +} + static void dccg35_set_physymclk( struct dccg *dccg, int phy_inst, @@ -340,16 +377,10 @@ static void dccg35_set_physymclk( REG_UPDATE_2(PHYASYMCLK_CLOCK_CNTL, PHYASYMCLK_EN, 1, PHYASYMCLK_SRC_SEL, clk_src); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYASYMCLK_ROOT_GATE_DISABLE, 1); } else { REG_UPDATE_2(PHYASYMCLK_CLOCK_CNTL, PHYASYMCLK_EN, 0, PHYASYMCLK_SRC_SEL, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYASYMCLK_ROOT_GATE_DISABLE, 0); } break; case 1: @@ -357,16 +388,10 @@ static void dccg35_set_physymclk( REG_UPDATE_2(PHYBSYMCLK_CLOCK_CNTL, PHYBSYMCLK_EN, 1, PHYBSYMCLK_SRC_SEL, clk_src); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYBSYMCLK_ROOT_GATE_DISABLE, 1); } else { REG_UPDATE_2(PHYBSYMCLK_CLOCK_CNTL, PHYBSYMCLK_EN, 0, PHYBSYMCLK_SRC_SEL, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYBSYMCLK_ROOT_GATE_DISABLE, 0); } break; case 2: @@ -374,16 +399,10 @@ static void dccg35_set_physymclk( REG_UPDATE_2(PHYCSYMCLK_CLOCK_CNTL, PHYCSYMCLK_EN, 1, PHYCSYMCLK_SRC_SEL, clk_src); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYCSYMCLK_ROOT_GATE_DISABLE, 1); } else { REG_UPDATE_2(PHYCSYMCLK_CLOCK_CNTL, PHYCSYMCLK_EN, 0, PHYCSYMCLK_SRC_SEL, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYCSYMCLK_ROOT_GATE_DISABLE, 0); } break; case 3: @@ -391,16 +410,10 @@ static void dccg35_set_physymclk( REG_UPDATE_2(PHYDSYMCLK_CLOCK_CNTL, PHYDSYMCLK_EN, 1, PHYDSYMCLK_SRC_SEL, clk_src); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYDSYMCLK_ROOT_GATE_DISABLE, 1); } else { REG_UPDATE_2(PHYDSYMCLK_CLOCK_CNTL, PHYDSYMCLK_EN, 0, PHYDSYMCLK_SRC_SEL, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYDSYMCLK_ROOT_GATE_DISABLE, 0); } break; case 4: @@ -408,16 +421,10 @@ static void dccg35_set_physymclk( REG_UPDATE_2(PHYESYMCLK_CLOCK_CNTL, PHYESYMCLK_EN, 1, PHYESYMCLK_SRC_SEL, clk_src); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYESYMCLK_ROOT_GATE_DISABLE, 1); } else { REG_UPDATE_2(PHYESYMCLK_CLOCK_CNTL, PHYESYMCLK_EN, 0, PHYESYMCLK_SRC_SEL, 0); - if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) - REG_UPDATE(DCCG_GATE_DISABLE_CNTL2, - PHYESYMCLK_ROOT_GATE_DISABLE, 0); } break; default: @@ -490,8 +497,8 @@ void dccg35_init(struct dccg *dccg) if (dccg->ctx->dc->debug.root_clock_optimization.bits.physymclk) for (otg_inst = 0; otg_inst < 5; otg_inst++) - dccg35_set_physymclk(dccg, otg_inst, - PHYSYMCLK_FORCE_SRC_SYMCLK, false); + dccg35_set_physymclk_root_clock_gating(dccg, otg_inst, + false); /* dccg35_enable_global_fgcg_rep( dccg, dccg->ctx->dc->debug.enable_fine_grain_clock_gating.bits @@ -754,7 +761,9 @@ static const struct dccg_funcs dccg35_funcs = { .disable_symclk32_se = dccg31_disable_symclk32_se, .enable_symclk32_le = dccg31_enable_symclk32_le, .disable_symclk32_le = dccg31_disable_symclk32_le, + .set_symclk32_le_root_clock_gating = dccg31_set_symclk32_le_root_clock_gating, .set_physymclk = dccg35_set_physymclk, + .set_physymclk_root_clock_gating = dccg35_set_physymclk_root_clock_gating, .set_dtbclk_dto = dccg35_set_dtbclk_dto, .set_audio_dtbclk_dto = dccg31_set_audio_dtbclk_dto, .set_fifo_errdet_ovr_en = dccg2_set_fifo_errdet_ovr_en, |